Solve for x
x=\frac{1-22y}{27}
Solve for y
y=\frac{1-27x}{22}
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243x=9-198y
Subtract 198y from both sides.
\frac{243x}{243}=\frac{9-198y}{243}
Divide both sides by 243.
x=\frac{9-198y}{243}
Dividing by 243 undoes the multiplication by 243.
x=\frac{1-22y}{27}
Divide 9-198y by 243.
198y=9-243x
Subtract 243x from both sides.
\frac{198y}{198}=\frac{9-243x}{198}
Divide both sides by 198.
y=\frac{9-243x}{198}
Dividing by 198 undoes the multiplication by 198.
y=\frac{1-27x}{22}
Divide 9-243x by 198.
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